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473
THE IRON INDUSTRY.
difficulties as far as this element is concerned, and the metallurgical problems are few; the coke is good, the ores rich and pure, the basic Bessemer process out of the question, and the basic, open-hearth, furnace is charged with a mixture almost fit for an acid hearth. It is therefore easier in America than in Europe to make steel to rigid specifications, this being proven by the fact that foreign metallurgists refuse to bid on contracts which are accepted as standard in America.
The Pittsburgh district mines no ore, all this coming from the Great Lakes. During a considerable portion of the year navigation is closed by ice, and as no ore arrives between the first of December and the next May, consequently, it is necessary to have an enormous storage yard. The coke arrives by rail, and very little is
TABLE XXII-0.
Plants in the Pittsburgh District having Bessemer Converters or at least Six Open-Hearth Furnaces.
Works.	Location.	Bessemer Converters and Capacity.	Open Hearth Furnaces and Capacity.	No. of Blast Furnaces.
Allegheny County, Pa. :	Cochran .............	2-10	12-50	4
* Edgar Thomson .......... . ..	Bessemer ........... .	4-15		9
	Munhall .............	2-12	(     1-20 <    19-40	
* Monongaliela ..... . ..........	McKeesport .........	2-8	|    29-45	2
* Shoenberger           .......	Pittsburgh ...........	2-7	3-35	2
* Twenty-sixth. Street        ,	Pittsburgh .......	2-5		
*St. Glair                   .....	Clairton. ........ .....		8-50	3
American (Jones & Laugh-lin) ............................	Pittsburgh ...........	2-10	f     1-25 t     6-40	4
Carton Steel Co ...... .........	Pittsburgh ........... Pittsburgh		I     2-18 <     5-30	
Westmoreland County, Pa. : * Vandergrif t .................	Vandergrif t, Pa. ....		j     1-50 6-30	
Shenango Valley, Pa. : * New Castle. , .......... , .....	Newcastle .........	2-8		4
* Sharon Works ...............	Sharon ...............		6-30	2
* Sharon Steel Co.        ......	Sharon ..... ..........		13-50	1
Mahoning Valley. Ohio : *0hio ......................	Youngstown      ....	2-10		3
Brown, Bonnell                 ,		2-6		
Ohio River counties, Ohio : *Bellaire .......... . ............	Bellaire ..........	2-10		2
* Mingo .........................	Mingo Junction .....	2-10		3
West "Virginia : * Riverside ............. . .......	Benwood .............	2-5		1
Wheeling                .		2-6		
				
* Those marked with star-belong to the United States Steel Co.